1381391589713409

Names of 1381391589713409

• Cardinal: 1381391589713409 can be written as One quadrillion, three hundred eighty-one trillion, three hundred ninety-one billion, five hundred eighty-nine million, seven hundred thirteen thousand, four hundred nine.

Scientific notation

• Scientific notation: 1.381391589713409 × 10¹⁵

Factors of 1381391589713409

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 144827776

Divisors of 1381391589713409

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 9 23 27 69 207 621 15361 46083 138249 353303 414747 1059909 3179727 9539181 144812389 434437167 1303311501 3330684947 3909934503 9992054841 29976164523 89928493569 2224463107429 6673389322287 20020167966861 51162651470867 60060503900583 153487954412601 460463863237803 1381391589713409
• Sum of all divisors σ(n): 2135623617772800
• Sum of proper divisors (its aliquot sum) s(n): 754232028059391
• 1381391589713409 is a deficient number, because the sum of its proper divisors (754232028059391) is less than itself. Its deficiency is 627159561654018

Bases of 1381391589713409

• Binary: 100111010000101111001001011000000000010011000000001₂
• Hexadecimal: 0x4E85E4B002601
• Base-36: DLNUJA1HQ9

Squares and roots of 1381391589713409

• 1381391589713409 squared (1381391589713409²) is 1908242724130939305742754401281
• 1381391589713409 cubed (1381391589713409³) is 2636030450246284425202069606792936900172476929
• The square root of 1381391589713409 is 37167076.6904448511
• The cube root of 1381391589713409 is 111371.0384621315

Scales and comparisons

• 1,381,391,589,713,409 seconds is equal to 43,923,979 years, 32 weeks, 4 days, 15 hours, 30 minutes, 9 seconds.
• To count from 1 to 1,381,391,589,713,409 would take you about one hundred thirty-one million, seven hundred seventy-one thousand, nine hundred thirty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1381391589713409 cubic inches would be around 9280.9 feet tall.

Recreational maths with 1381391589713409

• 1381391589713409 backwards is 9043179851931831
• The number of decimal digits it has is: 16
• The sum of 1381391589713409's digits is 72
• More coming soon!